<template>
  <div class="home">
    <a-layout>
      <a-layout-sider width="200" style="background: #fff">
        <a-menu
            mode="inline"
            :style="{ height: '100%', borderRight: 0 }"
            @click="handleClick"
        >
          <a-menu-item key="welcome">
            <MailOutlined />
            <span>欢迎</span>
          </a-menu-item>
          <a-sub-menu v-for="item in level1" :key="item.id" >
            <template v-slot:title>
              <span><user-outlined />{{item.name}}</span>
            </template>
            <a-menu-item v-for="child in item.children" :key="child.id">
              <MailOutlined /><span>{{child.name}}</span>
            </a-menu-item>
          </a-sub-menu>
        </a-menu>
      </a-layout-sider>
      <a-layout-content
          :style="{ background: '#fff', padding: '24px', margin: 0, minHeight: '280px' }"
      >

        <div class="welcome" v-show="isShowWelcome">
          <the-welcome></the-welcome>
        </div>

        <a-list item-layout="vertical" size="large"  v-show="!isShowWelcome"
                :grid="{gutter:20,column:3}"
                :data-source="books">

          <template #renderItem="{ item }">
            <a-list-item key="item.name">
              <template #actions>
            <span>
                <component v-bind:is="'FileOutlined'" style="margin-right: 8px" />
                {{ item.docCount }}
              </span>
            <span >
              <component :is="'UserOutlined'" style="margin-right: 8px" />
              {{item.viewCount}}
            </span>
            <span >
              <component :is="'LikeOutlined'" style="margin-right: 8px" />
              {{item.voteCount}}
            </span>
              </template>

              <a-list-item-meta :description="item.description">
                <template #title>
                  <router-link :to="'/doc?ebookId='+item.id">
                    {{ item.name }}
                  </router-link>
                </template>
                <template #avatar><a-avatar :src="item.cover" /></template>
              </a-list-item-meta>

            </a-list-item>
          </template>
        </a-list>
      </a-layout-content>

    </a-layout>

  </div>
</template>

<script lang="ts">
import { defineComponent ,onMounted,ref,reactive,toRef} from 'vue';
import axios from "axios";
import {message} from "ant-design-vue";
import {Tool} from "@/utils/tool";
import TheWelcome from "@/components/the-welcome.vue";


export default defineComponent({
  name: 'HomeView',
  components:{
    TheWelcome
  },
  setup(){
    //分类相关

    const level1 = ref();
    let categorys:any;
    /*
    * 查询所有分类*/
    const  handleQueryCategory = ()=>{
      axios.get("/category/allList").then((resp)=>{
        const data = resp.data;
        categorys = data.content;

        if (data.success){
          console.log(data.content)
          console.log("原始数组：",data.content);

          level1.value = [];
          level1.value = Tool.array2Tree(data.content,0);
          console.log("树形结构：",level1);
        } else {
          message.error(data.message);
        }
      });
    };

    const books = ref()
    const handleQueryEbook = ()=>{
      axios.get('/ebook/getEbookListByPage',{params:{
          page:1,
          size:1000,
          category2Id:category2id
        }}).then((resp)=>{
        books.value = resp.data.content.list;
      })
    }

    const isShowWelcome = ref(true);
    let category2id = 0;
    const handleClick = (value:any)=>{
      // console.log("menu click",value);
      if (value.key === 'welcome'){
        isShowWelcome.value = true;
      }else {
        category2id = value.key;
        isShowWelcome.value = false;
        handleQueryEbook();
      }
    }

    onMounted(()=>{
      handleQueryCategory();
    })

    return {
      books,
      pagination : {
        onChange: (page: any) => {
          // console.log(page);
        },
        pageSize: 3,
      },
      // actions:  [
      //   { type: 'StarOutlined', text: '156' },
      //   { type: 'LikeOutlined', text: '156' },
      //   { type: 'MessageOutlined', text: '2' },
      // ],
      level1,
      handleClick,
      isShowWelcome
    }
  }
});
</script>

<style scoped>
.ant-avatar {
  width: 50px;
  height: 50px;
  line-height: 50px;
  border-radius: 8%;
  margin: 5px 0;
}
</style>
